Research Article
Structural Behavior of Concrete Beams Containing Recycled Coarse Aggregates under Flexure
Figure 5
Typical crack patterns at the initial cracking stage (P = Pcr) (S2 series beams). (a) Beam R000-S2. (b) Beam R030-S2. (c) Beam R050-S2. (d) Beam R100-S2.
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